title: Unusual aspects of melanoma. Case 1. Jejunal malignant melanoma: intestinal or unknown primary?
mesh_terms: D000368:Aged; D006801:Humans; D007580:Jejunal Neoplasms / Q000473:pathology*; D008297:Male; D008545:Melanoma / Q000473:pathology*; D009382:Neoplasms, Unknown Primary / Q000473:pathology*